Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Bacillariophyta
Coscinodiscophyceae (Centricae)
Coscinodiscales
Hemidiscaceae
Actinocyclus (Actinocyclus (diatom))
Actinocyclus ingens

Actinocyclus ingens var. irregularis (68381810)